The Zephyr Pro Vest is engineered, optimised and refined to give you the confidence to push yourself farther on long distance runs in any environment. It features body mapping for optimal ventilation, trekking pole quiver to have your poles within easy access when needed, dual adjustable chest straps and four-point compression for a custom fit and stability, reflectivity to help out in low-light conditions and 11 litres of cargo capacity including stretch overflow pockets and a zip-secure phone pocket. It comes with two 500ml Quick Stow Flasks for hydration with the option of adding a reservoir for extra hydration.

• Chest fit range: 86-110cm
• CamelBak Repurpose Silver Sustainability Badge: made with recycled materials and safer chemicals, designed to preserve resources and diminish disposables
• Ultralight materials: this means "no unnecessary baggage" for your trek, so you can run all day in comfort
• Engineering knit mesh: with body mapping technology - gender-specific specific patterns, based on which parts of your backs get hot and thus, keeping your back cooler!
• Dual adjustable chest straps for an easily customisable fit, ensuring all day comfort
• Safety whistle: on the trails you are CamelBak's number one concern. The safety whistle is perfect for alerting people you're near or calling for help
• Fuel and gear storage: just enough room for all of your snacks, water and running gear
• Easy-to-access secure phone pocket keeps your phone handy
• Stowable and fully removable trekking pole quiver: allows you to easily access your trekking poles while running
• Stretch overflow pockets are perfect for any extras you may need on your journey
• Reflectivity: various points of intentional, highly-visible reflectivity to keep you safe on your run as the sun goes down
• Four-point compression: two compression straps on each side of the vest help the vest to fit your body. They help the vest feel like it was designed specifically for your body and makes it disappear from your mind as you run
• Tube Trap: allows you to have the versatility of using a reservoir, and to easily grab the hydration tube without having to unbuckle or unhook, for easy, on-the-go hydration
• Includes two 500ml Quick Stow Flasks: lightweight, collapsible flasks fit easily into the pockets of the vest and features CamelBak's classic-one piece silicone bite valve for rapid hydration - perfect for race day: